Combined ruler and electronic calculator



FIG. 1 is a top plan view of a combined ruler and electronic calculator showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view of a second embodiment of my new design of FIGS. 1-5.

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front elevational view thereof;

FIG. 9 is a left side elevational view thereof;

FIG. 10 is a right side elevational view thereof. 

The ornamental design for a combined ruler and electronic calculator, substantially as shown and described. 